– L Zhu, SY Huang, PT Lai, and HW Choi IEEE Photonics Technology Letters, vol. 23, 24, pp. 1857-1859 (2011) A hemispherical lens capillary-bonded to an…
– XH Wang, JQ Ning, SJ Xu, and HW Choi Journal of Applied Physics, vol. 110, 9, pp. 093111 (2011) High crystal quality GaN nanopillar…
– GY Mak, L Zhu, Z Ma, SY Huang, EY Lam, and HW Choi Journal of Physics D: Applied Physics, vol. 44, 22, pp. 224016…
– GY Mak, EY Lam, and HW Choi Journal of Vacuum Science & Technology B, vol. 29, 1, pp. 011025 (2011) The fabrication and operation…
– KH Li, and HW Choi Journal of Applied Physics, vol. 110, 5, pp. 053104 (2011) Photonic crystal patterns on the indium tin oxide layer…
– KH Li, and HW Choi Journal of Applied Physics, vol. 109, 2, pp. 023107 (2011) We report on the fabrication of ordered hexagonal arrays…
– L Zhu, XH Wang, PT Lai, and HW Choi IEEE Photonics Technology Letters, vol. 22, 7, pp. 513-515 (2010) We report on white light-emitting diodes…
– XH Wang, PT Lai, and HW Choi Journal of Applied Physics, vol. 108, 2, pp. 023110 (2010) The light extraction efficiencies of InGaN/GaN blue…
– ZL Li, KH Li, and HW Choi Journal of Applied Physics, vol. 108, 11, pp. 114511 (2010) While the enhancement of light extraction efficiency…
– XH Wang, WY Fu, PT Lai, and HW Choi Optics Express, vol. 17, 25, pp. 22311-22319 (2009) Blue GaN light emitting diodes (LEDs) in…